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Career Guide & Opportunity Brief: Mobile Refrigeration Engineer (Hull, UK)
A career as a Mobile Refrigeration Engineer offers strong long-term security, technical variety, and direct impact on essential food supply logistics and retail infrastructure. CTR Engineering is expanding its technical operations across the UK supermarket network, seeking a skilled Field Service Engineer based in or around Hull to deliver planned and reactive maintenance across major retail sites.
Website: https://ctrconstruction.co.uk/
Opportunity Overview & Company Profile
| Overview Category | Position Details |
| Hiring Company | CTR Engineering |
| Target Sector | Retail / Supermarket Commercial Refrigeration |
| Position Title | Mobile Refrigeration Engineer |
| Primary Location | Hull & Surrounding Region (Mobile / Field-Based) |
| Employment Type | Full-time, Permanent |
| Standard Working Hours | Monday – Friday (40 Hours/Week) + On-Call Rota |
| Base Pay Ceiling | Up to £45,828.82 per annum |
| Mandatory Credentials | NVQ/SVQ Level 2/3 in RAC + F-Gas Category 1 (C&G 2079-1) |
Role Responsibilities
In this role, you will manage reactive breakdowns and planned preventative maintenance (PPM) across retail supermarket sites. Core operational tasks include:
- Executing routine service checks and emergency repairs on commercial and industrial COâ‚‚ pack systems.
- Diagnosing mechanical, electrical, and refrigerant line faults quickly to minimize client stock loss.
- Performing minor system modifications, component replacements, and operational upgrades within your technical competency.
- Maintaining accurate digital service logs, compliance reports, and safety records via company-issued mobile hardware.
- Adhering strictly to F-Gas regulations, site safety protocols, and safe working practices on commercial premises.
Compensation & Key Benefits
CTR Engineering provides a comprehensive remuneration package designed to support field engineers effectively:
- Earning Potential: Up to £45,828.82 per annum (commensurate with technical experience and qualifications).
- Travel Pay: Full door-to-door paid travel, ensuring all time spent on the road is compensated.
- Standby Allowance: £250 standby payment for scheduled on-call rotas.
- Leave Entitlement: 25 days paid annual leave plus standard statutory Bank Holidays.
- Company Vehicle & Tech: Modern service van with a personal-use option, along with a dedicated smartphone and tablet.
- Core Benefits: Enrolment in a company pension scheme, private medical insurance options, sick pay, and access to on-site facilities.
Career Guide & Strategic Resume Tips
1. Tailoring Your CV
- Highlight Key Certifications: Place your F-Gas Category 1 (2079-1) and NVQ/SVQ Level 2 or 3 in Refrigeration & Air Conditioning prominently at the top of your resume.
- Detail Refrigerant Experience: Expressly list working experience with COâ‚‚ (R744) and Hydrocarbon (HC) systems. If you have completed specialized manufacturer training, highlight it clearly.
- Quantify Retail Fieldwork: Detail previous work within live retail or supermarket environments, emphasizing your ability to work safely around store staff and customers.
2. Interview Preparation Strategy
- System Diagnostics: Be ready to walk through your step-by-step diagnostic methodology for complex rack faults or low-pressure alarms.
- Safety First: Review standard COâ‚‚ safety practices, pressure testing procedures, and recovery regulations, as technical compliance is heavily evaluated.
- Customer Interface: Be prepared to discuss how you communicate technical issues and completion times to store managers in high-pressure situations.
Top 3 Interview Questions & How to Answer Them
1. “How do you approach fault-finding on a COâ‚‚ transcritical system during a reactive callout?”
Focus Area: Technical depth and systematic diagnostic logic.
Target Answer Structure: Outline your process—evaluating controller diagnostics, verifying pressure and temperature sensors, inspecting expansion/gas cooler controls, and confirming system safety parameters before taking mechanical action.
2. “Can you give an example of how you manage time and prioritize tasks during a day with multiple emergency callouts?”
Focus Area: Time management and pressure handling in mobile field service.
Target Answer Structure: Explain how you evaluate fault urgency (e.g., stock risk vs. non-critical shelf units), communicate updates to dispatch controllers, and maintain high standards without cutting safety corners.
3. “Describe a situation where you had to adhere strictly to compliance regulations under difficult conditions.”
Focus Area: Regulatory awareness and integrity.
Target Answer Structure: Highlight your strict adherence to F-Gas recovery procedures, pressure testing standards, or safe isolation steps, demonstrating that technical safety always takes priority.
How to Apply
Qualified applicants meeting all essential credential criteria are encouraged to apply directly:
- Direct Phone Contact: Call Laurence at 07508 900 496 to discuss the role details and submit your credentials.
- Online Application: Submit an updated CV detailing your qualifications, driving history, and commercial refrigeration background through the primary recruitment portal.
Recruitment & Hiring Disclaimer
The advertised figure of £45,828.82 per annum represents the upper earnings threshold for this position; final salary offers are determined by candidate qualification levels, verified technical experience, and demonstrated competencies. All candidates must possess full legal eligibility to live and work in the United Kingdom, hold a full valid UK driving licence, and successfully pass a standard Disclosure and Barring Service (DBS) check as part of the onboarding process.